000 00253nam a2200109Ia 4500
100 _aCampbell R
250 _aEdn 2
245 _aMicrobial Ecology .-Edn 2
260 _bBlackwell Sci Pub, London
082 _aG91:5/N83/B17519
300 _app 191; 23*15
999 _c15569
_d15569